Installation
Pin
Alarm input function
Pin
TTY function
1
Alarm input 17
20
–TX TTY
9
2
Alarm input 18
21
+TX TTY 1 9
3
Alarm input 19
22
–TX TTY 10
4
Alarm input 20
23
+TX TTY 1 10
5
Alarm input 21
24
–TX TTY 11
6
Alarm input 22
25
+TX TTY 1 11
7
Alarm input 23
26
–TX TTY 12
8
Alarm input 24
27
+TX TTY 1 12
9
Alarm input 25
28
–TX TTY 13
10
Alarm input 26
29
+TX TTY 1 13
11
Alarm input 27
30
–TX TTY 14
12
Alarm input 28
31
+TX TTY 1 14
13
Alarm input 29
32
–TX TTY 15
14
Alarm input 30
33
+TX TTY 1 15
15
Alarm input 31
34
–TX TTY 16
16
Alarm input 32
35
+TX TTY 1 16
17
GND 36
GND
18
GND 37
GND
19
GND
Tab. 5
Pin allocation for the Alarm 17 -32 37-pin Sub-D socket bar
6.1.5.1 Connecting camera head drives (CDCs)
28
Siemens AB
Security Products